Watch Chicago Fire Online: Season 7 Episode 20

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Did a hair salon try to take another off the map?

On Chicago Fire Season 7 Episode 20, Severide and Boden joined forces to uncover the truth about the cause of a fire at a salon. 

Along the way, they had to entertain the possibility that it was arson. 

Meanwhile, Mouch, Herrmann, Otis and Kid made a shocking discovery. 

With the missing piece of the nozzle from Engine 27 found, who was blamed for the fire?

A Horrible Storm - Chicago Fire

Elsewhere, Casey had to decide what to do about his new relationship. 

Use the video above to watch Chicago Fire online right here via TV Fanatic. 

Catch up on all your favorite shows and reviews and join in the conversations with other fanatics who love TV as much as you.

Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.

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